Home / 15,686.28-23,497.50-7,354.62

Finding the Fourth Proportional to 15,686.28, 23,497.50 and 7,354.62

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Solution

The fourth proportional to 15,686.28, 23,497.50 and 7,354.62 is: 11,016.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,686.28 : 23,497.50 = 7,354.62 : x
  2. Step 2: Convert to fraction form
    15,686.28/23,497.50 = 7,354.62/x
  3. Step 3: Cross multiply
    15,686.28x = 23,497.50 × 7,354.62
  4. Step 4: Simplify right side
    15,686.28x = 172,815,183.45
  5. Step 5: Solve for x
    x = 172,815,183.45/15,686.28
  6. Step 6: Final answer
    x = 11,016.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.